Iron Butterfly Autographed Electric Guitar. Partial proceeds will go to benefit St. Jude Children's Research Hospital in memory of Peter W. Chapulis. Any amount over the start price of this guitar will go directly to benefit the children of St. Jude Children's Research Hospital. No family will ever receive a bill from St. Jude! This exceptionally low start prices don't begin to reflect the true value of this guitar! Iron Butterfly is an American psychedelic rock band best known for the 1968 hit "In-A-Gadda-Da-Vida", providing a dramatic sound that led the way towards the development of hard rock music. The band's seminal 1968 album In-A-Gadda-Da-Vida is among the world's 40 best-selling albums, selling more than 30 million copies. In 2015, it was revealed via the band's official website that the band's lineup now consists of Bushy, Pinera, Meros, and returning keyboardist Martin Gerschwitz in place of Ingle Jr., along with new members Ray Weston on drums and Mike Green on percussion.